Theorem bj-genl 34789

Description: Generalization rule on the left conjunct. See 19.27 2220. (Contributed by BJ, 7-Jul-2021.)

Hypothesis

Ref	Expression
bj-genr.1	⊢ (𝜑 ∧ 𝜓)

Assertion

Ref	Expression
bj-genl	⊢ (∀𝑥𝜑 ∧ 𝜓)

Proof of Theorem bj-genl

Step	Hyp	Ref	Expression
1		bj-genr.1	. . . 4 ⊢ (𝜑 ∧ 𝜓)
2	1	simpli 484	. . 3 ⊢ 𝜑
3	2	ax-gen 1798	. 2 ⊢ ∀𝑥𝜑
4	1	simpri 486	. 2 ⊢ 𝜓
5	3, 4	pm3.2i 471	1 ⊢ (∀𝑥𝜑 ∧ 𝜓)

Syntax hints:   ∧ wa 396  ∀wal 1537

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1798

This theorem depends on definitions:  df-bi 206  df-an 397

This theorem is referenced by: (None)